CN204617488U - After turn over the desk of formula myopia prevention and correcting sitting postures - Google Patents
After turn over the desk of formula myopia prevention and correcting sitting postures Download PDFInfo
- Publication number
- CN204617488U CN204617488U CN201520277816.9U CN201520277816U CN204617488U CN 204617488 U CN204617488 U CN 204617488U CN 201520277816 U CN201520277816 U CN 201520277816U CN 204617488 U CN204617488 U CN 204617488U
- Authority
- CN
- China
- Prior art keywords
- desktop
- support plate
- book support
- groove
- table leg
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000036544 posture Effects 0.000 title claims abstract description 24
- 230000002265 prevention Effects 0.000 title claims abstract description 23
- 230000004379 myopia Effects 0.000 title claims abstract description 21
- 208000001491 myopia Diseases 0.000 title claims abstract description 21
- 230000007306 turnover Effects 0.000 title claims description 9
- 238000013016 damping Methods 0.000 claims abstract description 9
- 230000004438 eyesight Effects 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 208000000875 Spinal Curvatures Diseases 0.000 description 1
- 208000003464 asthenopia Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
Abstract
The desk of formula myopia prevention and correcting sitting postures is turned over after the utility model discloses, belong to desk, its structure comprises desktop, table hole and table leg, described table hole and table leg are separately positioned on the bottom of desktop, a groove is provided with in the middle part of the rear side of described desktop, book support plate is provided with in described groove, rear portion and the desktop of described book support plate are hinged, the rear portion of described book support plate is curved portions, be provided with friction damping device between described book support plate and groove, in described groove, be provided with gear book stopper slot.Compared with prior art; the desk turning over formula myopia prevention and correcting sitting postures after of the present utility model is had and is supported by book support plate by books; the sitting posture of student can be corrected; prevent student's distortion health when writing or listen to the teacher; prevent from causing damage to lumbar vertebrae, cervical vertebra; the features such as prevention is bow-backed, the eyesight of protection student, thus have good application value.
Description
Technical field
The utility model relates to a kind of desk, turns over the desk of formula myopia prevention and correcting sitting postures after especially a kind of.
Background technology
To the desk that student uses in present school or family; desktop is all generally level; student sees written word before being sitting in table for a long time; bend over owing to bowing; habitually health will be bowed on the table for a long time, thus form bad study habit, so slowly can make the spinal curvature of student; eye fatigue myopia, affects the normal body development of student.
At present, the solution also do not had.
Utility model content
Technical assignment of the present utility model be for above-mentioned deficiency of the prior art provide a kind of after turn over the desk of formula myopia prevention and correcting sitting postures; the desk turning over formula myopia prevention and correcting sitting postures after this is had and is supported by book support plate by books; the sitting posture of student can be corrected; prevent student's distortion health when writing or listen to the teacher; prevent from causing damage to lumbar vertebrae, cervical vertebra; prevention is bow-backed, the feature of the eyesight of protection student.
The utility model solves the technical scheme that its technical problem adopts: it comprises desktop, table hole and table leg, described table hole and table leg are separately positioned on the bottom of desktop, it is characterized in that: in the middle part of the rear side of described desktop, be provided with a groove, book support plate is provided with in described groove, rear portion and the desktop of described book support plate are hinged, the rear portion of described book support plate is curved portions, be provided with friction damping device between described book support plate and groove, in described groove, be provided with gear book stopper slot.
Described gear book stopper slot comprises two in groove and the limited impression of horizontally set and groove is anterior and the inclined-plane that formed between desktop.
Described friction damping device comprises book support plate strip groove and desktop strip groove, the anterior outer circumference surface of the curved portions at described book support plate rear portion is provided with multiple book support plate strip groove, the desktop of described book support plate curved portions bottom is provided with multiple desktop strip groove.
The curved portions at described book support plate rear portion is hinged by rotating shaft and desktop, and described rotating shaft is arranged in curved portions, and the two ends of rotating shaft are connected with the desktop of the groove left and right sides.
Described table leg is telescopic table leg, comprise left table leg body and right table leg body, described left table leg body and right table leg body are symmetricly set on the basifacial left and right sides of table, described left table leg body and right table leg body comprise vertical movable supporting legs respectively, vertical fixed supporting leg and base, described vertical movable supporting legs is arranged on the top of vertical fixed supporting leg, base is arranged on the bottom of vertical fixed supporting leg, the top of described vertical movable supporting legs is connected with desktop, the bottom of vertical movable supporting legs is inserted in vertical fixed supporting leg, and fixed by fastening bolt.
Be connected by connecting plate between vertical fixed supporting leg on described left table leg body and right table leg body.
The desk of formula myopia prevention and correcting sitting postures is turned over compared to the prior art after of the present utility model, there is following outstanding beneficial effect: books are supported by book support plate, the sitting posture of student can be corrected, prevent student's distortion health when writing or listen to the teacher, prevent from causing damage to lumbar vertebrae, cervical vertebra, prevention is bow-backed, the eyesight of protection student; Table leg is Height Adjustable, and the student that can adapt to the different height of all ages and classes uses, the features such as strong adaptability.
Accompanying drawing explanation
Accompanying drawing 1 turns over the using state stereogram of the desk of formula myopia prevention and correcting sitting postures after being;
What accompanying drawing 2 turned over the desk of formula myopia prevention and correcting sitting postures after being partly cuts open stereogram;
The stereogram turning over the desk of formula myopia prevention and correcting sitting postures after after book support plate removed by accompanying drawing 3;
Accompanying drawing 4 turns over the using state left view of the desk of formula myopia prevention and correcting sitting postures after being;
Accompanying drawing 5 is that desktop is connected sectional view with book support plate;
Accompanying drawing 6 is the partial enlarged drawings shown in Fig. 5;
Description of reference numerals:
1, desktop;
2, table hole;
3, table leg, 31, left table leg body, 32, right table leg body, 301, vertical movable supporting legs, 302, vertical fixed supporting leg, 303, base, 304, fastening bolt, 305, connecting plate;
4, groove;
5, book support plate, 51, curved portions, 52, rotating shaft;
6, friction damping device, 61, book support plate strip groove, 62, desktop strip groove;
7, book stopper slot is kept off, 71, limited impression, 72, inclined-plane.
Detailed description of the invention
With reference to Figure of description 1 to accompanying drawing 6, the desk turning over formula myopia prevention and correcting sitting postures after of the present utility model is described in detail below.
The desk of formula myopia prevention and correcting sitting postures is turned over after of the present utility model, its structure comprises desktop 1, table hole 2 and table leg 3, described table hole 2 and table leg 3 are separately positioned on the bottom of desktop 1, a groove 4 is provided with in the middle part of the rear side of described desktop 1, book support plate 5 is provided with in described groove 4, rear portion and the desktop 1 of described book support plate 5 are hinged, the rear portion of described book support plate 5 is curved portions 51, be provided with friction damping device 6 between described book support plate 5 and groove 4, in described groove 4, be provided with gear book stopper slot 7.
Described gear book stopper slot 7 comprises two in groove 4 and the limited impression 71 of horizontally set and groove 4 is anterior and the inclined-plane 72 that formed between desktop 1.For carrying out spacing to the books being positioned over book support plate 5, prevent books forward slip.
Described friction damping device 6 comprises book support plate strip groove 61 and desktop strip groove 62, the anterior outer circumference surface of the curved portions 51 at described book support plate 5 rear portion is provided with multiple book support plate strip groove 61, the desktop 1 of described book support plate curved portions 51 bottom is provided with multiple desktop strip groove 62.By increasing the degree of roughness of contact surface, increasing frictional resistance, making the curved portions 51 at book support plate 5 rear portion when turning to book support plate strip groove 61 and contacting with desktop strip groove 62, can stop at any time.
The curved portions 51 at described book support plate 5 rear portion is hinged by rotating shaft 52 and desktop 1, and described rotating shaft 52 is arranged in curved portions 51, and the two ends of rotating shaft 52 are connected with the desktop 1 of groove 4 left and right sides.
Described table leg 3 is telescopic table leg, comprise left table leg body 31 and right table leg body 32, described left table leg body 31 and right table leg body 32 are symmetricly set on the left and right sides of desktop 1 bottom, described left table leg body 31 and right table leg body 32 comprise vertical movable supporting legs 301 respectively, vertical fixed supporting leg 302 and base 303, described vertical movable supporting legs 301 is arranged on the top of vertical fixed supporting leg 302, base 303 is arranged on the bottom of vertical fixed supporting leg 302, the top of described vertical movable supporting legs 301 is connected with desktop 1, the bottom of vertical movable supporting legs 301 is inserted in vertical fixed supporting leg 302, and fixed by fastening bolt 304.When needs regulate desk height, open the fastening bolt 304 between vertical movable supporting legs 301 and vertical fixed supporting leg 302, then regulate vertical movable supporting legs 301 to stretch into length in vertical fixed supporting leg 302, to correct position, and then fastening bolt 304 is tightened fixing.
Be connected by connecting plate 305 between vertical fixed supporting leg 302 on described left table leg body 31 and right table leg body 32.Add the support strength of table leg.
When deployed, by book support plate along axis of rotation, lift backward in the groove 4 at desktop 1 rear portion, not friction before then regulating book support plate 5 to rotate back to 90 degree, freely movable; When turning to 90 degree to 130 degree, now friction damping device 6 works, immediately stop, student can turn to 90 degree to any position in 130 degree according to the book support plate 5 that needs of controlling oneself, book support plate 5 is made to be positioned at suitable angle of inclination, then books lower end is stuck in the gear book stopper slot 7 on front side of book support plate 5, books upper end is against on book support plate 5; The height of each student is different, by regulating the height of table leg, can regulate the height of desk, thus the student adapting to different height uses.
Books being supported by book support plate 5, the sitting posture of student can be corrected, preventing student's distortion health when writing or listen to the teacher, prevent from causing damage to lumbar vertebrae, cervical vertebra, the eyesight of protection student.
Except the technical characteristic described in description, be the known technology of those skilled in the art.
Claims (6)
1. after, turn over the desk of formula myopia prevention and correcting sitting postures, comprise desktop, table hole and table leg, described table hole and table leg are separately positioned on the bottom of desktop, it is characterized in that: in the middle part of the rear side of described desktop, be provided with a groove, book support plate is provided with in described groove, rear portion and the desktop of described book support plate are hinged, the rear portion of described book support plate is curved portions, be provided with friction damping device between described book support plate and groove, in described groove, be provided with gear book stopper slot.
2. turn over the desk of formula myopia prevention and correcting sitting postures after according to claim 1, it is characterized in that: described gear book stopper slot comprises two in groove and the limited impression of horizontally set and groove is anterior and the inclined-plane that formed between desktop.
3. after according to claim 1, turn over the desk of formula myopia prevention and correcting sitting postures, it is characterized in that: described friction damping device comprises book support plate strip groove and desktop strip groove, the anterior outer circumference surface of the curved portions at described book support plate rear portion is provided with multiple book support plate strip groove, the desktop of described book support plate curved portions bottom is provided with multiple desktop strip groove.
4. after according to claim 1, turn over the desk of formula myopia prevention and correcting sitting postures, it is characterized in that: the curved portions at described book support plate rear portion is hinged by rotating shaft and desktop, described rotating shaft is arranged in curved portions, and the two ends of rotating shaft are connected with the desktop of the groove left and right sides.
5. after according to claim 1, turn over the desk of formula myopia prevention and correcting sitting postures, it is characterized in that: described table leg is telescopic table leg, comprise left table leg body and right table leg body, described left table leg body and right table leg body are symmetricly set on the basifacial left and right sides of table, described left table leg body and right table leg body comprise vertical movable supporting legs respectively, vertical fixed supporting leg and base, described vertical movable supporting legs is arranged on the top of vertical fixed supporting leg, base is arranged on the bottom of vertical fixed supporting leg, the top of described vertical movable supporting legs is connected with desktop, the bottom of vertical movable supporting legs is inserted in vertical fixed supporting leg, and fixed by fastening bolt.
6. turn over the desk of formula myopia prevention and correcting sitting postures after according to claim 5, it is characterized in that: be connected by connecting plate between the vertical fixed supporting leg on described left table leg body and right table leg body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520277816.9U CN204617488U (en) | 2015-04-30 | 2015-04-30 | After turn over the desk of formula myopia prevention and correcting sitting postures |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520277816.9U CN204617488U (en) | 2015-04-30 | 2015-04-30 | After turn over the desk of formula myopia prevention and correcting sitting postures |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204617488U true CN204617488U (en) | 2015-09-09 |
Family
ID=54036567
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520277816.9U Expired - Fee Related CN204617488U (en) | 2015-04-30 | 2015-04-30 | After turn over the desk of formula myopia prevention and correcting sitting postures |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204617488U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111317251A (en) * | 2018-12-13 | 2020-06-23 | 杨明彤 | Portable desk |
| CN112586892A (en) * | 2020-12-17 | 2021-04-02 | 杨修齐 | Backrest-adjustable humpback-preventing student desk |
-
2015
- 2015-04-30 CN CN201520277816.9U patent/CN204617488U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111317251A (en) * | 2018-12-13 | 2020-06-23 | 杨明彤 | Portable desk |
| CN112586892A (en) * | 2020-12-17 | 2021-04-02 | 杨修齐 | Backrest-adjustable humpback-preventing student desk |
| CN112586892B (en) * | 2020-12-17 | 2022-12-06 | 云阳县紫金小学 | Backrest-adjustable humpback-preventing student desk |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150909 |